Home / 850,375,462.77-1,173,518,128.98-459,234,886.77

Finding the Fourth Proportional to 850,375,462.77, 1,173,518,128.98 and 459,234,886.77

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Solution

The fourth proportional to 850,375,462.77, 1,173,518,128.98 and 459,234,886.77 is: 633,744,138.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,375,462.77 : 1,173,518,128.98 = 459,234,886.77 : x
  2. Step 2: Convert to fraction form
    850,375,462.77/1,173,518,128.98 = 459,234,886.77/x
  3. Step 3: Cross multiply
    850,375,462.77x = 1,173,518,128.98 × 459,234,886.77
  4. Step 4: Simplify right side
    850,375,462.77x = 538,920,465,084,672,512
  5. Step 5: Solve for x
    x = 538,920,465,084,672,512/850,375,462.77
  6. Step 6: Final answer
    x = 633,744,138.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.